18258010

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4159}}^1$

素因数の和:4605

約数の個数: 16

約数和(自身を含む): 32947200

約数和(自身を除く): 14689190

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4159, 4390, 8318, 20795, 41590, 1825801, 3651602, 9129005, 18258010]

約数ペア:

[(1, 18258010), (2, 9129005), (5, 3651602), (10, 1825801), (439, 41590), (878, 20795), (2195, 8318), (4159, 4390)]